Diana , D. ., S. . Sunardi, G. . Gunarhadi, and Y. Munawir. “The Development of I-Teach Model to Improve Early Childhood Teachers Professionalism”. Cypriot Journal of Educational Sciences, vol. 15, no. 6, Dec. 2020, pp. 1614-28, doi:10.18844/cjes.v15i6.5321.